Home / 5,633.60-8,439.64-3,160.92

Finding the Fourth Proportional to 5,633.60, 8,439.64 and 3,160.92

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Solution

The fourth proportional to 5,633.60, 8,439.64 and 3,160.92 is: 4,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.60 : 8,439.64 = 3,160.92 : x
  2. Step 2: Convert to fraction form
    5,633.60/8,439.64 = 3,160.92/x
  3. Step 3: Cross multiply
    5,633.60x = 8,439.64 × 3,160.92
  4. Step 4: Simplify right side
    5,633.60x = 26,677,026.87
  5. Step 5: Solve for x
    x = 26,677,026.87/5,633.60
  6. Step 6: Final answer
    x = 4,735.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.